1.31.0

• add community support for ecoharmonogram_pl (thanks @tiwek)
• add source Maroondah City Council, Australia (thanks @DanAE111)
• add source Kauno švara, Lithuania (thanks @justasmalinauskas)
• add source London Borough of Lewisham, UK (thanks @barcar)
• add source Erlangen-Höchstadt, Germany (thanks @fwinn)
• add source RecycleSmart, Australia (thanks @calvinbui)
• add source KWU Landkreis Oder-Spree, Germany (thanks @maverickme)
• add examples for Bogenschütz to infea_at (thanks @dm82m)
• fix canterbury_gov_uk (thanks @GigaByte4711)
• add source Tewkesbury Borough Council, UK (thanks @Rohaq)
• add source Horowhenua District, New Zealand (thanks @craSH)`
• add support for multiple links to aw_harburg_de
• remove logging output for abfall_io
• add support for XML to umweltprofis_at
• add source Städteservice Raunheim/Rüsselsheim, Germany (thanks @ubl8)
• support to link a sensor to multiple sources
• add source Wermelskirchen, Germany (thanks @lal12)
• expand result for wiltshire_gov_uk (thanks @mcbalston)
• retrieve data of 1 year for canadabay_nsw_gov_au (thanks @calvinbui)
• add source Middlesbrough Council, UK (thanks @ximon)
• add source Kingston Council, UK (thanks @ximon)
• add source Abfall Neunkirchen Siegerland, Germany (thanks @bbr111)
• add source Toronto, Canada (thanks @constvariable)
• add source Korneuburg, Austria (thanks @53RT)